#include <Nextion.h>
#include <SoftwareSerial.h>

// Define the RX and TX pins for the Nextion display
SoftwareSerial nextionSerial(2, 3);  // RX, TX

// Define Nextion components on page 1 (SUMMARY)
NexButton StartSesion = NexButton(1, 5, "StartSesion");
NexText HandTX = NexText(1, 9, "HandTX");
NexText MovementsTX = NexText(1, 10, "MovementsTX");
NexText SpeedTX = NexText(1, 11, "SpeedTX");
NexText RepetitionTX = NexText(1, 12, "RepetitionTX");

// Array of Nextion components for event listening
NexTouch *nex_listen_list[] = {
    &StartSesion,
    NULL
};

// Default values
String currentHand = "Right";
String currentMovement = "S: 45\u00B0-60\u00B0"; // Unicode for degree symbol
int currentSpeed = 68; // Percentage
int currentRepetition = 20; // Count

// Function to handle StartSesion button press
void StartSesionPopCallback(void *ptr) {
  Serial.println("Start session button pressed");
  // Placeholder for starting servo movement logic
}

void setup() {
  // Initialize Serial communication for debugging
  Serial.begin(9600);

  // Initialize the Nextion display serial communication (SoftwareSerial)
  nextionSerial.begin(9600);  // Use the nextionSerial for Nextion communication
  nexInit();  // No arguments needed for nexInit()

  // Attach callbacks
  StartSesion.attachPop(StartSesionPopCallback, &StartSesion);

  // Set default text values on the Nextion display
  HandTX.setText(currentHand.c_str());
  MovementsTX.setText(currentMovement.c_str());
  char speedBuffer[10];
  sprintf(speedBuffer, "%d%%", currentSpeed);
  SpeedTX.setText(speedBuffer);
  char repetitionBuffer[10];
  sprintf(repetitionBuffer, "%dx", currentRepetition);
  RepetitionTX.setText(repetitionBuffer);
}

void loop() {
  // Listen for events from the Nextion display
  nexLoop(nex_listen_list);
}